What this sound means is that it failed to suspend or resume one or more times (but not necessarily continued to fail - it might have already been successful in the end).
I think it's a useful debugging option for debugging "long" suspend or resume times, but otherwise I agree it doesn't make sense to keep in there enabled. -- [HARDY] loud noise on resume [XPSM1330] https://bugs.launchpad.net/bugs/205925 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs